A concise handbook of British birds - Swann, H. Kirke (Harry Kirke), 1871 -1926 (J. Wheldon, 1896)

Condition and doings of the Boston Society of Natural History as exhibited by the annual reports - Boston Society of Natural History. (1864)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1899)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1901)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1905)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1907)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1915)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1909)

Congrès international d'entomologie : [proceedings] (Hayez, 1910)

Congrès international d'entomologie : [proceedings] (Hayez, 1996)

Congrès Scientifiques de France (1842)

Congrès Scientifiques de France (1855)

Conradi Gesneri medici Tigurini Historiae animalium liber primus de quadrupedibus viuiparis : opus philosophis, medicis, grammaticis, philologis, poëtis, & omnibus rerum linguarumq́ue variarum studiosis, vtilissimum simul iucundissimumq́ue futurum - Gessner, Conrad, 1516 -1565 (In Bibliopolio Cambieriano, 1586)

A consideration of some ornithological literature : with extracts from current criticism : I. 1876-1883 - Linnaean Society of New York (s.n, 1894)

Conspectus florae europaeae :seu Enumeratio methodica plantarum phanerogamarum Europae indigenarum, indicatio distributionis geographicae singularum etc - Nyman, Carl Fredrik, 1820 -1893 (typis officinae Bohlinianae, 1878)

Conspectus generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (Apud E.J. Brill, 1850)

Conspectus generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (Apud E.J. Brill, 1865)

Contents and index to volume 12, numbers 1 to 19, Zoological series - Field Museum of Natural History. (Field Museum of Natural History, 1929)

Contribucion á la ornitologia cubana - Gundlach, Johannes Christoph, 1810 -1896 (Imp. "La Antilla" de N. Cacho-Negrete, 1876)

Contribution à l'étude de la flore du Katanga - Wildeman, E. de (Emile), 1866 -1947 (Comité spécial du Katanga, 1921)

Contribution à la faune malacologique de l'Afrique occidentale - Société Linnéenne de Bordeaux. (Y. Cadoret, 1910)

A contribution to the ornithology of northeastern Brazil - Hellmayr, Carl Eduard, 1878 -1944 (1929)

A contribution to the ornithology of the Orinoco region - Cherrie, George Kruck, 1865 -1946 (Pub. for the Brooklyn museum, 1916)

Contributions à la connaissance de la flore du nord-ouest de l'Afrique : et plus spécialement de la Tunisie. / par Sv. Murbeck - Murbeck, Svante, 1859 -1946 (E. Malmström, 1897)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1887)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1886)

Contributions of the Maclurian Lyceum to the arts and sciences - Peale, Titian Ramsay, 1799 -1885 (Sold for the Maclurian Lyceum by J. Dobson, 1827)

Contributions to ornithology for 1848-1853 - Strickland, Catherine Dorcas Maule Jardine (W.H. Lizars, 1851)

Contributions to ornithology for 1848-1853 - Strickland, Catherine Dorcas Maule Jardine (W.H. Lizars, 1852)

Contributions to the history of North American ornithology - Jackson, Jerome A (Nuttall Ornithological Club, 1995)

Contributions to the history of North American ornithology - Jackson, Jerome A (Nuttall Ornithological Club, 2000)

Contributions to the natural history of Alaska. Results of investigations ... in the Yukon district and the Aleutian islands; conducted under the auspices of the Signal service, United States Army, extending from May, 1874, to August, 1881 ... - Turner, Lucien M. (Lucien McShan) (Govt. Print. Off, 1886)

Contributions to the natural history of Alaska results of investigations made chiefly in the Yukon district and the Aleutian Islands; conducted under the auspices of the Signal Service, United States Army, extending from May, 1874, to August, 1881 - Turner, Lucien M. (Lucien McShan) (G.P.O, 1886)

Contributions to the natural history of the Bermudas. Vol. I - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1884)

Contributions to the ornithology of Siberia - Seebohm, Henry, 1832 -1895 (s.n, 1880)

Contributions towards a fauna and flora of the county of Cork, read at the meeting of the British association held at Cork in the year 1843 - Cuvierian Society of Cork. (J. Van Voorst, 1845)

Control of the Morman cricket by the use of poisoned bait - Cowan, Frank T. (Franklin Thomas), 1901 - (U.S. Dept. of Agriculture, 1940)

Copeia - American Society of Ichthyologists; Herpetologists (American Society of Ichthyologists and Herpetologists, 1917)

A Cornish fauna : being a compendium of the natural history of the county : intended to form a companion to the collection in the Museum of the Royal Institution of Cornwall - Couch, Jonathan, 1789 -1870 (Printed for the Royal Institution of Cornwall, by L.E. Gillet, 1838)

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1853)

Cosmos : essai d'une description physique du monde - Humboldt, Alexander von, 1769 -1859 (Gide, 1846)

The Cottage gardener (W.S. Orr, 1851)

The Coues check list of North American birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1882)

Country rambles, and Manchester walks and wild flowers: being rural wanderings in Cheshire, Lancashire, Derbyshire, & Yorkshire - Grindon, Leo H. (Leo Hartley), 1818 -1904 (Palmer & Howe, 1882)

Cours de physiologie d'après l'enseignement du professeur Küss - Duval, Mathias, 1844 -1907 (J.-B. Baillière, 1883)

The cruise of the Marchesa to Kamschatka & New Guinea : with notices of Formosa, Liu-Kiu, and various islands of the Malay archipelago - Guillemard, F. H. H. (Francis Henry Hill), 1852 -1933 (J. Murray, 1886)

Cruise of the revenue steamer Corwin in Alaska and the N. W. Arctic ocean in 1881 ... Notes and memoranda ... - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Govt. Print. Off, 1883)

Cultivated plants and domestic animals in their migration from Asia to Europe - Hehn, Victor, 1813 -1890 (Swan Sonnenschein, 1891)

Die culturpflanzen Norwegens - Schübeler, F. C. (Frederik Christian), 1815 -1892 (Gedruckt bei Brøgger & Christie, 1862)

Cuvier's animal kingdom : arranged according to its organization - Cuvier, Georges, baron, 1769 -1832 (Orr and Smith, 1834)

Cuvier's Animal kingdom : arranged according to its organization, forming the basis for a natural history of animals, and an introduction to comparative anatomy : illustrated by three hundred engravings on wood - Blyth, Edward, 1810 -1873 (W.S. Orr and Co, 1840)

Cüvier's Elementarischer Entwurf der Naturgeschichte der Thiere : aus dem Französischer übersetzt und mit Anmerkungen versehen - Cuvier, Georges, baron, 1769 -1832 (In der Buchhandl. des Königl. Preuss. Geh. Commerzien-Raths Joachim Pauli, 1800)

The cyclopaedia of anatomy and physiology - Owen, Richard, 1804 -1892 (Sherwood, Gilbert, & Piper, 1847)

The cyclopaedia of anatomy and physiology - Owen, Richard, 1804 -1892 (Sherwood, Gilbert, & Piper, 1836)

The cyclopaedia of anatomy and physiology - Todd, Robert Bentley, 1809 -1860 (Longman, Brown, Green, Longmans, & Roberts, 1852)

The cyclopaedia of anatomy and physiology - Todd, Robert Bentley, 1809 -1860 (Longman, Brown, Green, Longmans, & Roberts, 1847)

The cyclopædia of India and of Eastern and Southern Asia : commercial, industrial and scientific, products of the mineral, vegetable, and animal kingdoms, useful arts and manufactures - Balfour, Edward, 1813 -1889 (B. Quaritch, 1885)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)

D. Joh. Fr. Blumenbach's Prof. zu Göttingen ... Handbuch der Naturgeschichte - Blumenbach, Johann Friedrich, 1752 -1840 (bey Johann Christian Dieterich, 1797)

D. Joh. Friedr. Blumenbach's, Prof. zu Gottingen ... Handbuch der Naturgeschichte : mit Kupfern - Blumenbach, Johann Friedrich, 1752 -1840 (Bey Johann Christian Dieterich, 1791)

D. Joh. Friedr. Blumenbachs der Med. Prof. ord. zu Göttingen Handbuch der Naturgeschichte : mit Kupfern - Blumenbach, Johann Friedrich, 1752 -1840 (bey Johann Christian Dieterich, 1780)

D. Johann Peter Eberhards der Arzeneigelahrtheit ... : Versuch eines neuen Entwurfs der Thiergeschichte : nebst einem Anhang von einigen seltenen und noch wenig beschriebenen Thieren ; mit Kupfern - Eberhard, Johann Peter, 1727 -1779 (In der Rengerischen Buchhandlung, 1768)

dan bai zhi hua xue yu dan bai zhi zu xue - Xia, Qichang & Zeng Rong. (ke xue chu ban she, 2004)

dan bai zhi zu xue dao lun sheng wu xue de xin gong ju - Liebler, Daniel C. (ke xue chu ban she, 2005)

The danger of introducing noxious animals and birds - Palmer, T. S. (Theodore Sherman), 1868 -1955 (U.S. Dept. of Agriculture, 1899)

Danmarks fugle, beskrevne - Kjaerbølling, N. (Niels), 1806 -1871 (Forfatterens Forlag, 1852)

Dansk forstzoologi - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (Nordiske Forlag, 1896)

Dansk forstzoologi - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (Nordiske forlag, 1896)